Our Leadership

The people building pharmacy forward

Expion Health®’s team of experts brings together pharmacy strategy, clinical expertise, analytics, technology, regulatory experience and client growth to help organizations take more control of prescription economics.

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Expertise

The best pharmacy strategies aren’t built from one lens

Clinical judgment, financial modeling, regulatory understanding, technology infrastructure and payer experience all shape whether a pharmacy strategy can perform.

Expion brings those perspectives together so organizations can see the clinical, financial and operational tradeoffs behind every decision and build strategies that can perform in the real world.

Clinical Strategy

Pharmacists, clinicians and pharmacy benefit experts who understand how formulary, utilization and access decisions affect real-world care.

Analytics & Financial Strategy

Teams focused on the financial side of pharmacy strategy: rebate dynamics, net cost and the underwriting models that drive performance.

Technology & Intelligence

Platform, data and AI leaders building the infrastructure behind ExpionIQ and the intelligence that supports modular pharmacy strategy.

Regulatory & Governance

Experts who translate the regulatory and legislative forces reshaping pharmacy into strategies built to adapt ahead of them.

Client Growth & Execution

Leaders who know how to turn strategy into programs that work for payers, employers, partners and the members they support.

Our Leadership Team

Leadership for the next era of pharmacy strategy

Pharmacy strategy, clinical expertise, analytics, technology, and finance — the disciplines it takes to give payers real control over prescription economics, in one team.

Karin Humphrey
Chief Executive Officer

As CEO, Karin Humphrey has grown Expion into one of the largest independent pharmacy cost-containment organizations.

Suresh Kumar Dasagranthishanmugam
Chief Transformation Officer

Suresh Kumar leads Expion’s technology transformation, applying automation and AI to how pharmacy savings are found and scaled.

Jeffrey M. Jollon
Chief Financial Officer

Jeffrey Jollon brings CFO experience from Capital Rx, Citizens Rx and Catalyst Health Solutions to Expion’s pharmacy economics.

Chris Westbrook
President, Service & Growth

Chris Westbrook oversees growth, product, operations and client experience, keeping all four rooted in real client problems.

Scott Dunham, PharmD, RPh
Director, Regulatory & Legislative Governance

Scott Dunham turns shifting federal and state pharmacy regulation into practical strategy, operations and governance.

Michelle Kamprath
Head of Clinical & Analytic Strategy

Michelle Kamprath applies pharmacoeconomics to formulary tradeoffs, showing clients what their drug spend is really costing.

Mark Lawrence
Vice President, Pharmacy Business Development

Mark Lawrence works with PBMs, health plans and employers to find value across rebate, formulary and cost-management strategy.

Eric Morey
Vice President, Client Management

Eric Morey leads client management at Expion, keeping delivery aligned with what each client is actually trying to solve.

Wendi Powell, PharmD
Director, Drug Intelligence & Formulary Strategy

Wendi Powell chairs Expion’s P&T Committee, keeping formularies clinically sound and tailored to each client’s population.

Michael J. Rehberg
Senior Vice President, Information Technology

Michael Rehberg leads technology delivery at Expion, building the platforms that stay reliable as the business scales.

Collin Sampson
VP, Infrastructure and CISO

Collin Sampson leads Expion’s infrastructure and information security, from risk and data protection to client requirements.

Ready to move pharmacy forward?

Explore how Expion helps organizations shape prescription value with the control, intelligence and flexibility the market now demands.